31380228
31,380,228 is an even composite number composed of five prime numbers multiplied together.
31380228 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 31380228:
22 × 32 × 11 × 109 × 727
(2 × 2 × 3 × 3 × 11 × 109 × 727)See below for interesting mathematical facts about the number 31380228 from the Numbermatics database.
Names of 31380228
- Cardinal: 31380228 can be written as Thirty-one million, three hundred eighty thousand, two hundred twenty-eight.
Scientific notation
- Scientific notation: 3.1380228 × 107
Factors of 31380228
Divisors of 31380228
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 109 132 198 218 327 396 436 654 727 981 1199 1308 1454 1962 2181 2398 2908 3597 3924 4362 4796 6543 7194 7997 8724 10791 13086 14388 15994 21582 23991 26172 31988 43164 47982 71973 79243 95964 143946 158486 237729 287892 316972 475458 713187 871673 950916 1426374 1743346 2615019 2852748 3486692 5230038 7845057 10460076 15690114 31380228
- Sum of all divisors σ(n): 87447360
- Sum of proper divisors (its aliquot sum) s(n): 56067132
- 31380228 is an abundant number, because the sum of its proper divisors (56067132) is greater than itself. Its abundance is 24686904
Bases of 31380228
- Binary: 11101111011010011000001002
- Hexadecimal: 0x1DED304
- Base-36: IOL50
Squares and roots of 31380228
- 31380228 squared (313802282) is 984718709331984
- 31380228 cubed (313802283) is 30900697614703385612352
-
The
square root of 31380228 is 5601.8057802821 -
The
cube root of 31380228 is 315.4171947551
Scales and comparisons
How big is 31380228?- 31,380,228 seconds is equal to 51 weeks, 6 days, 4 hours, 43 minutes, 48 seconds.
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To count from 1 to 31,380,228 would take you about twenty-five weeks!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 31380228 cubic inches would be around 26.3 feet tall.
Recreational maths with 31380228
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The information we have on file for 31380228 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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